関連ワード:  python json dumps object not serializable    python json dumps object of type is not json serializable    python json dumps object of type datetime is not json serializable    python json dumps object of type bytes is not json serializable    python json dumps object of type decimal is not json serializable    python json dumps object of type date is not json serializable    python json dumps object of type int64 is not json serializable    python json dumps object of type set is not json serializable    python json dumps typeerror object of type is not json serializable    python json dumps typeerror object of type datetime is not json serializable  
結果 : python json dumps object not serializable